The film was co-produced by Houston oilman Glenn McCarthy and leading man Robert Paige to display the concept and meaning of the 4-H Club and highlight farming issues such as soil erosion, government programs, and individual enterprise.

The title refers to a scene where the local preacher gives a sermon on a story from the Book of Exodus of God's "green promise" to lead Moses into a land of milk and honey.

Deborah is atop the hill trying to move rocks in order to build a dam to save their home from the torrent of water.

Realizing how close to harm his daughters have come because of his ignorance and selfishness, Matthews apologizes to his family and welcomes David into their home.

During the storm scene shot at Goldwyn Studios, Natalie Wood was supposed to run across a bridge, which would collapse into the torrent of water beneath, after she reached the opposite side.

[citation needed] A nationwide contest for a 4-H Club girl to have a small part in the picture was won by Jeanne LaDuke who shared a tutor with Natalie Wood.